Change of Heart

Updated April 25, 2000 12:01 a.m. ET

So skip the bran muffins. The latest health revisionism from The New England Journal of Medicine is that the high fiber, low-fat diet doesn't prevent colon cancer. Health scare flipflops are becoming a running gag, and undoubtedly lift the level of public neurosis. A glass of red wine with dinner will deter a heart attack, but too many will take years off your life. Even doctors are confused. We think we'll stick with the bran muffin, and the red...